AN UNBIASED VIEW OF MERK SENG GELOMBANG TERBAIK

They act transferring the forces through mechanical interlock. This fastening know-how is Utilized in steel-to-steel connection, As an example to connect chilly-fashioned profiles. A screw is inserted to the base material through a gasoline actuated gasoline gun.The drive-transfer system is based on mechanical interlock. A special drilling Procedur